updateHash.yml

name: Update Commit Hash

on:
  push:
    branches:
      - main  # Change if needed
permissions:
  contents: write

jobs:
  update-hash:
    runs-on: ubuntu-latest

    steps:
      # 1. Checkout repository
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          persist-credentials: true

      # 2. Skip if last commit was made by GitHub Actions (to avoid loops)
      - name: Check last commit author
        id: check
        run: |
          LAST_AUTHOR=$(git log -1 --pretty=format:'%an')
          echo "last_author=$LAST_AUTHOR" >> $GITHUB_OUTPUT

      - name: Skip if commit was by GitHub Actions
        if: ${{ steps.check.outputs.last_author == 'github-actions' }}
        run: |
          echo "Last commit was by github-actions, skipping workflow."
          exit 0

      # 3. Update public/commit.txt
      - name: Update commit.txt
        run: |
          mkdir -p public
          echo "$GITHUB_SHA" > public/commit.txt

      # 4. Configure Git
      - name: Configure Git
        run: |
          git config user.name "github-actions"
          git config user.email "actions@github.com"

      # 5. Commit changes if any
      - name: Commit updated commit.txt
        run: |
          git add public/commit.txt
          git commit -m "Add Current Version Hash (Not an Update)" -m "This commit updates public/commit.txt to facilitate correct versioning and tracking of the deployed version." || echo "No changes to commit"

      # 6. Push back
      - name: Push changes
        run: git push